Service bulletins for the 2017 Hyundai Ioniq
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
81 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| 21-EE-001H | 2021-04-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This Service Information bulletin provides the instructions on how to adjust the maximum EV battery charging threshold in the radio head unit. |
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| 21-EM-003H | 2021-04-06. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below. |
| 21-EE-001H | 2021-04-06. Service bulletin. ELECTRICAL SYSTEM. This Service Information bulletin provides the instructions on how to adjust the maximum EV battery charging threshold in the radio head unit. |
| 20-FL-012H | 2021-01-09. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin provides information related to the Engine Control Module (ECM) software logic update for DTC P0128 “Coolant thermostat - Coolant temp Below thermostat regulating Temperature”. There is no drivability issue with this DTC. |
| 20-BR-002H | 2020-12-08. Service bulletin. SERVICE BRAKES. This bulletin describes the procedure to inspect and identify fluid which may appear around the brake caliper area. |
| 20-SS-004H | 2020-12-08. Service bulletin. WHEELS; TIRES. This bulletin provides tire vibration service procedures, including how to optimize vehicle vibration performance. For all wheel/tire balance claims, the “Tire Balance Data Sheet” must be fully completed including imbalance and Road Force Variation (RFV) data. The Data Sheet can be found at the end of this bulletin. |
| 20-EE-001H-2 | 2020-11-06. Service bulletin. ELECTRICAL SYSTEM. The following summarizes the procedure for EV battery replacement: |
| 20-ST-003H-1 | 2020-10-08. Service bulletin. STEERING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft assembly. |
| 20-ST-001H-2 | 2020-10-08. Service bulletin. STEERING; EQUIPMENT. This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. |
| 20-EE-001H-1 | 2020-09-03. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE. The following summarizes the procedure for EV battery replacement: |
| 20-ST-003H | 2020-09-03. Service bulletin. STEERING:COLUMN; ELECTRICAL SYSTEM; STEERING:ELECTRIC POWER ASSIST SYSTEM. Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft assembly. |
| 20-ST-001H-1 | 2020-09-03. Service bulletin. STEERING:COLUMN; ELECTRICAL SYSTEM; STEERING:AUTOMATED/ADAPTIVE STEERING:MOTOR/ACTUATOR. This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. |
| 20-BD-014H | 2020-08-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; EXTERIOR LIGHTING. This bulletin provides information regarding condensation related to moisture accumulation in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. The TSB illustrates the various causes of condensation inside the lamp assembly. Lamp assembly replacement is NOT necessary in most cases. This condition can be eliminated by turning on the lamps with the engine running for several minutes, or during normal driving operation. |
| 20-SS-002H(1) | 2020-06-06. Service bulletin. WHEELS; TIRES. This bulletin provides information on tire maintenance best practices and procedures for dealers and customers to maximize tire life and performance. |
| 20-BD-007H-1 | 2020-06-06. Service bulletin. EQUIPMENT. This bulletin describes the general guidelines to help disinfect and protect vehicle exterior/interior surfaces using recommended safe chemical products. |
| 20-EE-003H | 2020-05-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides information on identifying dealer stock vehicles with either: • A Battery SOC alert - low Battery State of Charge (SOC) at or below 50%. • A 30 Day alert - vehicle has not started and reported an SOC in 30 days. |
| 20-AT-016H | 2020-05-07. Service bulletin. POWER TRAIN; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT ADAPTIVE/MOBILITY. The automatic transmission warranty repair policy authorizes in-dealership repairs of the following components for both OEM (new) and remanufactured automatic transmissions: |
| 20-FL-002H | 2020-05-07. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. Certain Ioniq hybrid 2017-2019 vehicles may experience check engine light “ON” with the following DTC stored: DTC P0456 - Evaporative System (EVAP) - Very Small Leak This bulletin provides instructions to install an Air Filter Kit and a Natural Vacuum Leak Detection sensor (NVLD). |
| 20-HA-001H | 2020-04-07. Service bulletin. SERVICE BRAKES, AIR:SUPPLY:COMPRESSOR. This bulletin provides additional service diagnostic information and repair procedures related to electric A/C compressors equipped in hybrid electric vehicles, plug-in hybrid electric vehicles, and electric vehicles. |
| 20-BD-007H | 2020-04-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This bulletin describes the general guidelines to disinfect and protect vehicle interior surfaces using certain safe chemical products. |
| 20-EE-002H(1) | 2020-04-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin describes the mandatory procedure to submit battery test data electronically for battery warranty claims by running the GDS Battery Claim App. The App must be run right after an incident battery is removed from the vehicle or after a battery charge is completed which qualifies for a warranty. It must be run at any time between RO open and close dates. |
| 20-BR-001H | 2020-03-06. Service bulletin. SERVICE BRAKES, HYDRAULIC. This bulletin describes the procedure to properly bleed the brakes on Sonata HEV/PHEV (LF) and Ioniq EV/HEV/PHEV (AE) vehicles. This procedure applies when any air is introduced into the Active Hydraulic Boost (AHB) system, which consists of the pressure supply unit (PSU), and the integrated brake actuation unit (IBAU). Improper bleeding of the brake system can result in the presence of air, which may reduce braking effectiveness. |
| 20-SS-001H | 2020-03-06. Service bulletin. SUSPENSION. This bulletin describes the requirements for all wheel alignment and/or vehicle tracking claims and best practices when diagnosing and conducting alignment-related repairs for all models and model years. |
| 20-ST-001H | 2020-02-03. Service bulletin. STEERING. This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. |
| 20-BE-001H | 2020-02-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides guidelines to inspect the USB, head unit, and multi-box for common connection conditions. 2. This bulletin presents guidelines to inspect for common Android Auto and Apple CarPlay connection conditions. 3. This bulletin provides physical differences between the USB 2.0 port and USB 3.0 port. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.